Home / 5,079,025.08-7,009,140.60-2,787,399

Finding the Fourth Proportional to 5,079,025.08, 7,009,140.60 and 2,787,399

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Solution

The fourth proportional to 5,079,025.08, 7,009,140.60 and 2,787,399 is: 3,846,657.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079,025.08 : 7,009,140.60 = 2,787,399 : x
  2. Step 2: Convert to fraction form
    5,079,025.08/7,009,140.60 = 2,787,399/x
  3. Step 3: Cross multiply
    5,079,025.08x = 7,009,140.60 × 2,787,399
  4. Step 4: Simplify right side
    5,079,025.08x = 19,537,271,499,299.40
  5. Step 5: Solve for x
    x = 19,537,271,499,299.40/5,079,025.08
  6. Step 6: Final answer
    x = 3,846,657.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.